Check the listing for details. Ultimate Aquarium Treatment Bundle Pack Metroplex Kanaplex Focus Garlic Guard. Condition: New. Listed at 30.23 USD. 500ml Garlic Guard Concentrated Aquarium 5g (0.18oz) Metroplex Powder Treatment 5g (0.18oz) Kanaplex Powder Treatment 5g (0.18oz) Focus Powder Treatment All packed in a convenient Aquarium Treatment Bundle GarlicGuard is an all natural garlic scented odor and flavor enhancer for freshwater and saltwater fish. Our research has shown that many fish are attracted to natural odors, such as garlic. Simply mix GarlicGuard with any food item to attract the interest of finicky eaters, e.g. discus and marine angelfish. Safe for reef and planted aquariums. MetroPlex is an effective and safe treatment for fish . It does not adversely affect the filter bed and is easily removed with carbon. It can either be dosed into the water or combined with Focus in a food mix.